63842712900 has 72 divisors (see below), whose sum is σ = 195584044320. Its totient is φ = 16023267840.

The previous prime is 63842712893. The next prime is 63842712959. The reversal of 63842712900 is 921724836.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6253990 + ... + 6264189.

It is an arithmetic number, because the mean of its divisors is an integer number (2716445060).

Almost surely, 2^63842712900 is an apocalyptic number.

63842712900 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63842712900 is an abundant number, since it is smaller than the sum of its proper divisors (131741331420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63842712900 is a wasteful number, since it uses less digits than its factorization.

63842712900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12518213 (or 12518206 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 63842712900 in words is "sixty-three billion, eight hundred forty-two million, seven hundred twelve thousand, nine hundred".